function tougaoshow(){
				
				if(!success){
					alert("哥们别急，先登录！")
				}else{
					/* 打开页面 */
					overtg.style.display="block"
				}
			}
			/* 关闭遮盖 */
			function sclosetg(){
				overtg.style.display="none";
			}
			var overtg = document.getElementById('overall-tg');
			
			function tougao(){
				alert("投稿成功！")
				overtg.style.display="none"
			}